Clear water or valley of the river Ken
Kendan is a modern English invention, likely created as a blend of Kenneth and Brendan or as a variant of the English surname Kendall. It is often associated with the Celtic roots meaning 'clear water' or the Old English 'valley of the river Ken'.
Less common today
Kendan isn't in the latest US Top 1000. It last peaked at #3,850 in 2006.
US births per 5-year period, 1990βpresent (SSA data).